John Murphy, 71

Taught In Plainville

John W. ``Jack'' Murphy of Plainville, a longtime teacher who was active in civic affairs, died Sunday. He was 71.

Mr. Murphy taught for 41 years at Plainville High School, where he was chairman of the social studies department.

He was also active in the Plainville Teachers Club and had served as chairman of the library board, as a member of the historical society, member of the Friends of the Library, and as town recreation director.

Mr. Murphy also served as treasurer of the Republican town committee, as a member of the charter revision committee and as the town's adult education director.

He attended local schools, Boston University and graduated from Trinity College.